#define _CRT_SECURE_NO_WARNINGS 1
#include <iostream>
#include <string>
#include <list>
using namespace std;

int main()
{
	list<int> l1; 
	list<int> l2(2, 5);
	list<int> l3(l2.begin(), l2.end());

	for (auto ch : l3)
	{
		cout << ch << " ";
	}
	cout << "hello world\r\n";
	return 0;
}
